content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * ---------------------
   * LegendTitleTests.java
   * ---------------------
   * (C) Copyright 2005-2012, by Object Refinery Limited and Contributors.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes
   * -------
   * 25-Feb-2005 : Version 1 (DG);
   * 16-Mar-2005 : Extended testEquals() (DG);
   * 11-Mar-2012 : Extended testEquals() (MH);
   * 17-Jun-2012 : Removed JCommon dependencies (DG);
   * 
   */
  
  package org.jfree.chart.title;
  
  import org.jfree.chart.plot.XYPlot;
  import org.jfree.chart.ui.RectangleAnchor;
  import org.jfree.chart.ui.RectangleEdge;
  import org.jfree.chart.util.SortOrder;
  import org.junit.jupiter.api.Test;
  
  import java.awt.Color;
  import java.awt.Font;
  import java.awt.GradientPaint;
  import java.awt.geom.Rectangle2D;
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.io.ObjectInput;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutput;
  import java.io.ObjectOutputStream;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertNotSame;
  import static org.junit.jupiter.api.Assertions.assertSame;
  
  /**
   * Some tests for the {@link LegendTitle} class.
   */
  public class LegendTitleTest  {
  
  
  
  
  
      /**
       * Check that the equals() method distinguishes all fields.
       */
      @Test
      public void testEquals() {
          XYPlot plot1 = new XYPlot();
          LegendTitle t1 = new LegendTitle(plot1);
          LegendTitle t2 = new LegendTitle(plot1);
          assertEquals(t1, t2);
  
          t1.setBackgroundPaint(
              new GradientPaint(1.0f, 2.0f, Color.RED, 3.0f, 4.0f, Color.yellow)
          );
          assertFalse(t1.equals(t2));
          t2.setBackgroundPaint(
              new GradientPaint(1.0f, 2.0f, Color.RED, 3.0f, 4.0f, Color.yellow)
          );
          assertEquals(t1, t2);
  
          t1.setLegendItemGraphicEdge(RectangleEdge.BOTTOM);
          assertFalse(t1.equals(t2));
          t2.setLegendItemGraphicEdge(RectangleEdge.BOTTOM);
          assertEquals(t1, t2);
  
          t1.setLegendItemGraphicAnchor(RectangleAnchor.BOTTOM_LEFT);
          assertFalse(t1.equals(t2));
          t2.setLegendItemGraphicAnchor(RectangleAnchor.BOTTOM_LEFT);
          assertEquals(t1, t2);
  
          t1.setLegendItemGraphicLocation(RectangleAnchor.TOP_LEFT);
          assertFalse(t1.equals(t2));
          t2.setLegendItemGraphicLocation(RectangleAnchor.TOP_LEFT);
          assertEquals(t1, t2);
  
          t1.setItemFont(new Font("Dialog", Font.PLAIN, 19));
          assertFalse(t1.equals(t2));
          t2.setItemFont(new Font("Dialog", Font.PLAIN, 19));
          assertEquals(t1, t2);
  
          t1.setSortOrder(SortOrder.DESCENDING);
          assertFalse(t1.equals(t2));
          t2.setSortOrder(SortOrder.DESCENDING);
          assertEquals(t1, t2);
      }
  
      /**
       * Two objects that are equal are required to return the same hashCode.
       */
      @Test
      public void testHashcode() {
          XYPlot plot1 = new XYPlot();
          LegendTitle t1 = new LegendTitle(plot1);
          LegendTitle t2 = new LegendTitle(plot1);
          assertEquals(t1, t2);
          int h1 = t1.hashCode();
          int h2 = t2.hashCode();
          assertEquals(h1, h2);
      }
  
      /**
       * Confirm that cloning works.
       */
      @Test
      public void testCloning() throws CloneNotSupportedException {
          XYPlot plot = new XYPlot();
          Rectangle2D bounds1 = new Rectangle2D.Double(10.0, 20.0, 30.0, 40.0);
          LegendTitle t1 = new LegendTitle(plot);
          t1.setBackgroundPaint(new GradientPaint(1.0f, 2.0f, Color.RED, 3.0f,
                  4.0f, Color.yellow));
          t1.setBounds(bounds1);
          LegendTitle t2 = (LegendTitle) t1.clone();
          assertNotSame(t1, t2);
          assertSame(t1.getClass(), t2.getClass());
          assertEquals(t1, t2);
  
          // check independence
          bounds1.setFrame(40.0, 30.0, 20.0, 10.0);
          assertFalse(t1.equals(t2));
          t2.setBounds(new Rectangle2D.Double(40.0, 30.0, 20.0, 10.0));
          assertEquals(t1, t2);
      }
  
      /**
       * Serialize an instance, restore it, and check for equality.
       */
      @Test
      public void testSerialization() throws IOException, ClassNotFoundException {
  
          XYPlot plot = new XYPlot();
          LegendTitle t1 = new LegendTitle(plot);
  
              ByteArrayOutputStream buffer = new ByteArrayOutputStream();
              ObjectOutput out = new ObjectOutputStream(buffer);
              out.writeObject(t1);
              out.close();
  
              ObjectInput in = new ObjectInputStream(
                  new ByteArrayInputStream(buffer.toByteArray())
              );
          LegendTitle t2 = (LegendTitle) in.readObject();
              in.close();
  
          assertEquals(t1, t2);
          assertEquals(t2.getSources()[0], plot);
      }
  }
  